<template>
  <div class="cartcontrol">
    <transition name="move">
      <div class="cart-decrease" v-show="food.count > 0" @click.stop.prevent="decreaseCart">
        <span class="inner icon-remove_circle_outline"></span>
      </div>
    </transition>
    <div class="cart-count" v-show="food.count > 0">{{ food.count }}</div>
    <div class="cart-add icon-add_circle" @click.stop.prevent="addCart($event)"></div>
  </div>
</template>

<script>
import Vue from 'vue';

export default {
  name: 'cartcontrol',
  data () {
    return {
    };
  },
  created () {
  },
  props: {
    food: {
      type: Object
    }
  },
  methods: {
    addCart (event) {
      if (!event._constructed) {
        return;
      }
      if (!this.food.count) {
        Vue.set(this.food, 'count', 1);
      } else {
        this.food.count++;
      }
      this.$emit('addCart', event.target);
    },
    decreaseCart () {
      this.food.count--;
      if (this.food.count < 0) {
        this.food.count = 0;
      }
      this.$emit('cartcontrolevent');
    }
  }
};
</script>

<style lang="less" scoped>
.cartcontrol{
  font-size: 0;
  .cart-decrease{
    padding: 6px;
    display: inline-block;
    &.move-enter-active, &.move-leave-active {
      opacity: 1;
      transform: translate3d(0, 0, 0);
      transition: all 0.5s linear;
      .inner{
          transform: rotate(0);
      }
    }
    &.move-enter, &.move-leave-active {
      opacity: 0;
      transform: rotate(180deg);
      transform: translate3d(24px, 0, 0);
      .inner{
          transform: rotate(180deg);
      }
    }
    .inner{
      display: inline-block;
      font-size: 24px;
      line-height: 24px;
      color: rgb(0, 160, 220);
      transition: all 0.5s linear;
    }
  }
  .cart-count{
    display: inline-block;
    font-size: 10px;
    width: 12px;
    vertical-align: top;
    line-height: 24px;
    text-align: center;
    padding-top: 6px;
    color: rgb(147, 153, 159);
  }
  .cart-add{
    padding: 6px;
    color: rgb(0, 160, 220);
    font-size: 24px;
    line-height: 24px;
    display: inline-block;
  }
}

</style>
